package com.itdachang.design.behavioral.command;

/**
 * @author gcq
 * @create 2022-02-15
 */
public class MainTest {
    public static void main(String[] args) {
        TeacherTongInvoker teacherTongInvoker = new TeacherTongInvoker();
        teacherTongInvoker.setCommand(new OnLineCommand());

        teacherTongInvoker.cell();
    }
}